/*去除默认样式*/
*{
    margin: 0;
    padding: 0;
}

body{
    background-color: #f3f5f7;
}

/*去除li样式*/
li{
    list-style: none;
}

/*去除a链接样式*/
a{
    text-decoration: none;
}

/*清除浮动的*/
.clearfix:before,
.clearfix:after {
	content: "";
	display: table;
}
.clearfix:after {
	clear: both;
}
.clearfix {
	*zoom: 1;
}

/*版心 1200 水平居中*/
.contanner{
    margin: 0 auto;
    width: 1200px;
}

/*header start*/
.header{
    margin: 30px auto;
    height: 42px;
    /* background-color: green; */
}

.header .logo{
    float: left;
    margin-right: 70px;
    width: 195px;
    height: 42px;
}

.header .nav{
    float: left;
}

.header .nav ul li{
    float: left;
}

.header .nav ul li a{
    display: block;
    margin-right: 25px;
    padding: 0 10px;
    height: 42px;
    line-height: 42px;
    font-size: 18px;
    color: #050505;
}

.header .nav ul li a:hover{
    border-bottom: 2px solid #00a4ff;
}

.search{
    float: left;
    margin-right: 30px;
    height: 42px;
}

.search input{
    float: left;
    width: 360px;
    height: 40px;
    border: 1px solid #00a4ff;
}

.search button{
    float: left;
    width: 50px;
    height: 40px;
    border: 1px solid #00a4ff;
    box-sizing: content-box;
    background: url(img/btn.png) no-repeat;
}

.user{
    float: left;
    height: 42px;
    line-height: 42px;
    font-size: 14px;
    color: #666;
}

